public class Hop {
	Hop() {
		System.out.println("Hop");
	}
	public void main(String[] args)
	{
		Jump wtf = new Jump();
	}
}

class Skip extends Hop {
	Skip() {
		System.out.println("Skip");
	}
}

class Jump extends Skip {
	Jump() {
		System.out.println("Jump");
	}
}

